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50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)

50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)
Price: £139.57 (£167.48 inc VAT)
Price per m2: £25.85/m2 (£31.02 inc VAT)
5 or more £137.33 (£164.80 inc VAT)
10 or more £135.01 (£162.01 inc VAT)
20 or more £131.57 (£157.88 inc VAT)
  • Product Code: A1-484
  • Delivery Time: 1 - 5 working days
  • Due to nationwide shortage of PIR insulation lead time may be longer for this product.
  • Brand: Kingspan
  • (Tech. support: 01544388601)
  • Model: 1200mm x 450mm - 5.4m2
  • Weight: 8.64kg
Our ratings on 06-01-2026:
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4.8 out of 5
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50mm Thermawall TW50 PIR Cavity Wall Insulation Board (pack of 10)

Width: 450mm
Length: 1200mm
Thermal Conductivity: 0.022W/mK
R-Value: 2.25m2K/W
Compressive Strength: 140kPa
Density: 32kg/m3
Weight/m2: 1.6kg
Weight: 8.64kg
Fire Rating (Reaction to Fire): F

50mm Kingspan Thermapitch TW50 is a high-performance rigid insulation board designed specifically for use in cavity wall applications, particularly in new build and refurbishment projects. Manufactured using a premium polyisocyanurate (PIR) core, this insulation board offers exceptional thermal performance, helping to reduce heat loss and improve energy efficiency in buildings. The board features a low thermal conductivity of 0.022 W/m·K, making it an ideal choice for achieving high levels of insulation in both external and internal walls. Its lightweight and easy-to-handle design allows for straightforward installation, ensuring a snug fit within wall cavities. Kingspan Thermawall TW50 is also faced with a reflective foil, which enhances its thermal performance and provides a degree of moisture resistance. This makes it suitable for use in various applications, including residential, commercial, and industrial buildings. In addition to its thermal efficiency, the insulation board contributes to sustainability by helping to reduce energy consumption and carbon emissions. It is also compliant with relevant building regulations and standards, ensuring that it meets the necessary performance criteria for modern construction.

CHARACTERISTICS

  • Rigid insulation board made from polyisocyanurate (PIR) foam.
  • Low thermal conductivity of 0.022 W/m·K, providing excellent thermal performance.
  • Reflective foil facing that enhances thermal performance and offers moisture resistance.
  • Easy to handle and install, reducing labour time and effort.
  • Good resistance to moisture, making it suitable for various environments.
  • Contributes to energy efficiency and reduced carbon emissions in buildings.
  • Meets relevant building regulations and standards for thermal insulation.

APPLICATION

  • Partial fill cavity wall insulation

CERTIFICATION

Manufactured to the highest standards under a management system certified to:
  • ISO 9001: 2015 (Quality Management System),
  • ISO 14001: 2015 (Environmental Management System),
  • ISO 45001: 2018 (Occupational Health and Safety Management System),
  • ISO 50001: 2018 (Energy Management System),
  • ISO 37301: 2021 (Compliance Management System).

 BBA Certificate 14/5133

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